CN216161290U - Tense explanation presentation device is used in english teaching - Google Patents
Tense explanation presentation device is used in english teaching Download PDFInfo
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- CN216161290U CN216161290U CN202121960140.5U CN202121960140U CN216161290U CN 216161290 U CN216161290 U CN 216161290U CN 202121960140 U CN202121960140 U CN 202121960140U CN 216161290 U CN216161290 U CN 216161290U
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- board
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- dust suction
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- 239000000428 dust Substances 0.000 claims abstract description 43
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 230000002452 interceptive effect Effects 0.000 abstract 1
- 230000008901 benefit Effects 0.000 description 4
- 241000252254 Catostomidae Species 0.000 description 3
- 230000002123 temporal effect Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 208000035285 Allergic Seasonal Rhinitis Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a tense explanation demonstration device for English teaching, which comprises two display boards, a base, a pull board and a base, wherein the two display boards are symmetrically arranged and movably connected together, the same side of the two display boards is provided with a mounting groove, the explanation boards are fixed in the mounting groove, the groove wall below the mounting groove is provided with a plurality of dust suction holes, the lower end surface of each display board is fixed with the base, the base is internally provided with a dust suction cavity, the dust suction holes are communicated with the top of the dust suction cavity, meanwhile, one side in the dust suction cavity is provided with a fan, one of the two display boards is provided with the pull board, and the pull board is slidably arranged in the display boards. This english teaching is with attitude explanation presentation device can fold and remove in the student crowd to the user closely imparts knowledge to students, and can closely impart knowledge to students the time absorb chalk dust, convenient to use, and can carry out interactive teaching with the student, improved the teaching effect.
Description
Technical Field
The utility model belongs to the technical field of teaching aids, and particularly relates to a device for demonstrating temporal explanation for English teaching.
Background
English is the most common foreign language and an important subject of examination in China, and English tense teaching is one of important grammar knowledge teaching through the whole middle school and even the university. At present, in the english teaching process, different tenses are used to represent different times and states, and are verb forms representing actions, behaviors and states under various time conditions. The English tense is widely applied to English daily conversation, reading and understanding, writing, translation and the like, and is very important.
At present, current english tense explanation presentation device is when using, because the show board is great, can fall grey when writing with the chalk in addition, is not convenient for remove in the classroom, leads to closely explaining the demonstration, influences the teaching effect, and when carrying out english tense teaching, can not carry out the interdynamic with the student, and the interest is lower, explains the content hay fever, is unfavorable for student's study memory.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a tense explanation demonstration device for English teaching, which is used for solving the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a tense explanation demonstration device for English teaching comprises display boards, a base, a pull board and a base, wherein the two display boards are symmetrically and movably connected together, one side of each display board is provided with a mounting groove, the explanation boards are fixed in the mounting grooves, a plurality of dust suction holes are formed in the groove wall below the mounting grooves, the base is fixed on the lower end face of each display board, a dust suction cavity is formed in the base, the dust suction holes are communicated with the top of the dust suction cavity, and meanwhile, a fan is installed on one side in the dust suction cavity;
one of the two show boards is provided with a pull board, the pull board is slidably mounted in the show board, one side of the pull board extends out of the side face of the show board, and a plurality of graduated clocks and date boards are fixed on the pull board.
Preferably, the top of the two display boards is configured with a connecting lug at one side far away from the mounting groove, the ends of the connecting lugs on the two display boards are overlapped together, and a connecting bolt penetrates through the overlapped part of the two connecting lugs, so that the tops of the two display boards are movably connected together.
Preferably, two the lower terminal surface of base is fixed with the support column, and the bottom level of support column is fixed with the base, and a plurality of universal wheels are installed to the lower terminal surface of base.
Preferably, two the base is kept away from each other one side equal level and is constructed and be fixed the ear, and fixed ear internal thread has run through threaded post, and the lower extreme of threaded post passes fixed ear and is fixed with the sucking disc.
Preferably, two install a set of fixing bolt jointly between the side of base, and be fixed with the connecting piece between two base lower terminal surface are connected with, and two base one side in opposite directions all set up the exhaust hole with the dust absorption chamber intercommunication, and the outer port department in exhaust hole still installs the dust screen.
Preferably, one of the two display boards is internally provided with a cavity for the drawing board to be installed with, the bottom surface of the cavity is provided with a guide rail, the drawing board is fixed on the guide rail and is slidably installed in the display board, and a handle is further constructed on one side of the drawing board extending out of the display board.
Preferably, the surface of the graduated clock is not provided with a protective cover, the pointer on the graduated clock is directly exposed on the outer edge surface of the graduated clock, and the date plates are respectively positioned below each graduated clock and correspond to each other one by one.
The utility model has the technical effects and advantages that: this english teaching is with attitude explanation presentation device benefits from the setting of two show boards, and the base, the fixing bolt, the cooperation of support column and base, make two show boards can fold, thereby make things convenient for the device whole to adapt to the classroom of equidimension not, in order to remove, thereby convenience of customers explains for the student closely, the teaching effect has been improved, simultaneously, benefit from the cooperation of dust absorption hole, the base, the dust absorption chamber, the exhaust hole, filter screen and fan, when using the chalk to write english grammar example sentence on the explanation board, the dust that the chalk falls down can be inhaled the dust absorption intracavity through the dust absorption hole, thereby avoid the device too near from the student, the chalk dust can cause adverse effect to teacher's life, factor of safety has been improved;
and benefit from the pull board of sliding setup on the show board to and the cooperation of scale clock and date board on the pull board, when english tense explanation, the user can write the date on the date board, and stir the pointer on the scale clock and come the expression time, then let the student write down the sentence that corresponds the tense in the position that corresponds on the explanation board, thereby improved the interactivity and the interest of teaching, with reinforcing student's study atmosphere and learning effect, convenient to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1 in accordance with the present invention;
fig. 3 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.
In the figure: the dust collection device comprises a 1 display board, 101 connecting lugs, 102 connecting bolts, 2 mounting grooves, 201 explaining boards, 202 dust collection holes, 3 bases, 301 fixing bolts, 302 connecting pieces, 4 drawing boards, 401 handles, 5 graduated clocks, 501 date boards, 6 supporting columns, 7 bases, 701 universal wheels, 8 fixing lugs, 801 threaded columns, 802 suckers, 9 dust collection cavities, 901 exhaust holes, 902 dust filter nets and 10 fans.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, 2 and 3, the device for demonstrating temporal explanation for english teaching comprises a display board 1, a base 3, a drawing board 4 and a base 7, wherein the display board 1 is symmetrically provided with two display boards 1 which are movably connected together, the same side of each of the two display boards 1 is provided with a mounting groove 2, an explanation board 201 is fixed in the mounting groove 2, a plurality of dust suction holes 202 are formed in the lower groove wall of the mounting groove 2, the base 3 is fixed on the lower end surface of the display board 1, a dust suction cavity 9 is formed in the base 3, the dust suction holes 202 are communicated with the top of the dust suction cavity 9, and a fan 10 is installed at one side of the dust suction cavity 9, in specific implementation, the explanation boards 201 on the two display boards 1 form a large writing board block, which is convenient for a user to explain, and when the device needs to move in a classroom, the two display boards 1 can be folded together, so that the whole device becomes smaller, therefore, a user can push the chain between students conveniently, the students can be explained in a short distance conveniently, and the magnetic attraction strips matched with each other are arranged on the back sides of the two display boards 1, so that the display boards 1 can be automatically attracted together when being folded together, and the chain is prevented from shaking;
the top parts of the two display boards 1 are far away from one side of the installation groove 2 and are provided with connecting lugs 101, the ends of the connecting lugs 101 on the two display boards 1 are overlapped together, and a connecting bolt 102 penetrates through the overlapped part of the two connecting lugs 101, so that the top parts of the two display boards 1 are movably connected together;
the two sides of the base 7 far away from each other are horizontally provided with fixing lugs 8, the internal threads of the fixing lugs 8 are provided with threaded columns 801, the lower ends of the threaded columns 801 penetrate through the fixing lugs 8 and are fixed with suckers 802, and in specific implementation, a user can move the whole device through the universal wheels 701 and can rotate the threaded columns 801 to enable the suckers 802 to be abutted against the bottom surface, so that the whole device is fixed;
a group of fixing bolts 301 are commonly installed between the side surfaces of the two bases 3, the lower end surfaces of the two bases 3 are connected and fixed with a connecting piece 302, the opposite sides of the two bases 3 are both provided with exhaust holes 901 communicated with the dust suction cavity 9, the outer end openings of the exhaust holes 901 are also provided with dust filtering nets 902, in specific implementation, the fixing bolts 301 facilitate users to fix the relative positions of the two display boards 1, so that the two display boards 1 can be better and stable in use, the connecting piece 302 mainly comprises two long strip plates which are connected through a hinge or a hinge and other structures, so that the display boards 1 on the two bases 3 can be conveniently folded, the dust suction cavity 9 in the base 3 can suck dust through the dust suction holes 202 under the action of a fan 10, flowing air can be sprayed out from the exhaust holes 901, and the dust filtering nets 902 at the exhaust holes 901 can filter dust in the sprayed air, the dust is prevented from being dispersed in the air to cause pollution.
As shown in fig. 1, 2 and 3, the device for demonstrating temporal explanation for english teaching comprises display boards 1, a base 3, a pull board 4 and a base 7, wherein one of the two display boards 1 is provided with the pull board 4, the pull board 4 is slidably mounted inside the display board 1, one side of the pull board 4 extends out of the side surface of the display board 1, and a plurality of graduated clocks 5 and a date board 501 are fixed on the pull board 4;
a cavity for installing a drawing plate 4 is formed in one of the two display plates 1, a guide rail is arranged on the bottom surface of the cavity, the drawing plate 4 is fixed on the guide rail and is installed in the display plate 1 in a sliding manner, a handle 401 is further constructed on one side of the drawing plate 4 extending out of the display plate 1, the drawing plate 4 can be drawn out when the display device is used, and then a scale clock 5 and a date plate 501 are used for representing different times;
the surface of scale clock 5 is not set up the guard shield, and the pointer on the scale clock 5 directly exposes on the outer fringe face of scale clock 5, and date board 501 is located every scale clock 5's below respectively, and the one-to-one during specific use, can stir the pointer on the scale clock 5 and show the time to write the date on corresponding date board 501 and show the date that this time was located, then let the student write down corresponding tense english sentence in the position department of aligning scale clock 5 and date board 501 on explanation board 201, thereby improved the interactivity and the interest of teaching, reinforcing student's learning effect.
Claims (7)
1. The utility model provides an english teaching is with tense explanation presentation device, includes show board (1), base (3), pull board (4) and base (7), its characterized in that: the two display boards (1) are symmetrically arranged and movably connected together, the same side of each of the two display boards (1) is provided with a mounting groove (2), an explanation board (201) is fixed in each mounting groove (2), a plurality of dust suction holes (202) are formed in the lower groove wall of each mounting groove (2), a base (3) is fixed on the lower end face of each display board (1), a dust suction cavity (9) is formed in each base (3), each dust suction hole (202) is communicated with the top of each dust suction cavity (9), and meanwhile, a fan (10) is installed on one side in each dust suction cavity (9);
one of the two display boards (1) is provided with a drawing board (4), the drawing board (4) is slidably mounted in the display board (1), one side of the drawing board (4) extends out of the side face of the display board (1), and a plurality of scale clocks (5) and a date board (501) are fixed on the drawing board (4).
2. The tense explanation presentation device for English teaching of claim 1, characterized in that: one side of the top of the two display boards (1) far away from the mounting groove (2) is provided with a connecting lug (101), the tail ends of the connecting lugs (101) on the two display boards (1) are overlapped together, and a connecting bolt (102) penetrates through the overlapped part of the two connecting lugs (101) together, so that the tops of the two display boards (1) are movably connected together.
3. The tense explanation presentation device for English teaching of claim 1, characterized in that: two the lower terminal surface of base (3) is fixed with support column (6), and the bottom level of support column (6) is fixed with base (7), and a plurality of universal wheels (701) are installed to the lower terminal surface of base (7).
4. The tense explanation presentation device for English teaching of claim 3, characterized in that: two base (7) keep away from one side each other and all construct horizontally and have fixed ear (8), and fixed ear (8) internal thread runs through has screw thread post (801), and the lower extreme of screw thread post (801) passes fixed ear (8) and is fixed with sucking disc (802).
5. The tense explanation presentation device for English teaching of claim 1, characterized in that: two install a set of fixing bolt (301) jointly between the side of base (3), and be fixed with connecting piece (302) between two base (3) lower terminal surface are connected with, and exhaust hole (901) with dust absorption chamber (9) intercommunication are all seted up to one side in opposite directions in two base (3), and dust screen (902) are still installed to the outer port department of exhaust hole (901).
6. The tense explanation presentation device for English teaching of claim 1, characterized in that: two one of them inside of show board (1) is seted up and is supplied pull board (4) to install the cavity, and the bottom surface of cavity is equipped with the guide rail, and pull board (4) are fixed in on the guide rail and slidable mounting in show board (1), and pull board (4) one side that extends show board (1) still is constructed handle (401).
7. The tense explanation presentation device for English teaching of claim 1, characterized in that: the surface of the graduated clock (5) is not provided with a protective cover, the pointer on the graduated clock (5) is directly exposed on the outer edge surface of the graduated clock (5), and the date plates (501) are respectively positioned below each graduated clock (5) and are in one-to-one correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121960140.5U CN216161290U (en) | 2021-08-20 | 2021-08-20 | Tense explanation presentation device is used in english teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121960140.5U CN216161290U (en) | 2021-08-20 | 2021-08-20 | Tense explanation presentation device is used in english teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216161290U true CN216161290U (en) | 2022-04-01 |
Family
ID=80839111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121960140.5U Expired - Fee Related CN216161290U (en) | 2021-08-20 | 2021-08-20 | Tense explanation presentation device is used in english teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216161290U (en) |
-
2021
- 2021-08-20 CN CN202121960140.5U patent/CN216161290U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220401 |